KS8995E Micrel Pin Number Pin Name Type(Note 1) Port 116 GND_RCV[2] GND 2 Ground for clock recovery circuitry 117 VDD_RCV[2] P 2 2.5V for clock recovery circuitry 118 VDD_RCV[1] P 1 2.5V for clock recovery circuitry 119 GND_RCV[1] GND 1 Ground for clock recovery circuitry 120 MUX[2] I Factory test pin – float for normal operation 121 MUX[1] I Factory test pin – float for normal operation 122 FXSD[1] I Fiber signal detect 123 AOUT O Factory test output – float for normal operation 124 GND_RX[1] GND 1 Ground for equalizer 125 RXP[1] I 1 Physical receive signal + (differential) 126 RXM[1] I 1 Physical receive signal -(differential) 127 VDD_RX[1] P 1 2.5V for equalizer 128 GND_ANA GND Note 1. Pin Function Analog ground P = power supply GND = ground I = input O = output I/O = bi-directional KS8995E 10 August 2003